package socket;

import java.io.*;
import java.net.Socket;
import java.nio.charset.StandardCharsets;
import java.util.Scanner;


public class Client {
    private Socket socket;
    public Client() {
        try {
            System.out.println("正在连接服务器...");
            socket = new Socket("176.105.21.55", 8088);//localhost表示本机IP
            System.out.println("与服务器建立连接成功！");
        } catch (IOException exception) {
            exception.printStackTrace();
        }
    }
    public void start(){
        try{
            //低级流，作用：将写出的字节发送给建立远程连接计算机
            OutputStream out = socket.getOutputStream();
            OutputStreamWriter osw = new OutputStreamWriter(out, StandardCharsets.UTF_8);
            BufferedWriter bw = new BufferedWriter(osw);
            PrintWriter pw = new PrintWriter(bw,true);//自动行刷新

            Scanner scan = new Scanner(System.in);
            while(true){
                String line = scan.nextLine();
                if("exit".equals(line)){
                    break;
                }
                pw.println(line);
            }
        } catch (IOException exception) {
            exception.printStackTrace();
        }finally{
            try{
                socket.close();//与服务端断开连接
            } catch (IOException exception) {
                exception.printStackTrace();
            }
        }

    }

    public static void main(String[] args) {
        Client client = new Client();
        client.start();
    }
}
